MAYON VOLCANO

Summary of 24Hr Observation

(from 5AM yesterday to 5AM today)

Date: 27 October 2023

(Intensified Unrest / Magmatic Unrest)

ALERT LEVEL

3

Date: 27 October 2023

ALERT LEVEL

(Intensified Unrest / Magmatic Unrest)

3

PARAMETERS

antas ng tubig

Eruption

Slow effusion of lava flow from the crater to lengths of 3.4 km, 2.8 km, and 1.1 km along Bonga, Mi-isi, and Basud Gullies, respectively, and lava collapse up to 4 km from the crater

antas ng tubig

Seismicity

99 volcanic earthquakes including 93 volcanic tremors (1-38 minutes long) + 219 rockfall events + 3 Pyroclastic Density Current events

SO2

Sulfur Dioxide Flux

1030 tonnes / day (26 October 2023)

Plume
Plume

600 meters tall; Moderate emission; west-southwest and southwest drift

ground deformation
Ground Deformation

Short-term inflation of the edifice

static map
Earthquake Location:
Past 24 hours
Past 2 weeks
Earthquake Location:
Past 24 hours
Past 2 weeks
Total no. of volcanic earthquake: 99 Total no. w/ enough record for location: 0

RECOMMENDATION/COMMENT

Not allowed

  • Entry into 6-kilometer radius Permanent Danger Zone (PDZ)
  • Flying any aircraft close to the volcano

Reminder

Possible hazards that can occur:

  • Rockfalls or landslides or avalanches
  • Ballistic fragments
  • Lava flows and lava fountaining
  • Pyroclastic density currents
  • Moderate-sized explosions
  • Lahars during heavy and prolonged rainfall
Location of Mayon Volcano: Province of Albay
Additional information on the website: